From 4a188f8566513e986ecf2c7c01a826791ecd424f Mon Sep 17 00:00:00 2001
From: Alessandro Ranellucci <aar@cpan.org>
Date: Wed, 6 Jun 2012 15:48:14 +0200
Subject: [PATCH] Support for legacy config files containing
 bottom_layer_speed_ratio. #151

---
 lib/Slic3r/Config.pm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/Slic3r/Config.pm b/lib/Slic3r/Config.pm
index fbc3aa222..5cd7a56d5 100644
--- a/lib/Slic3r/Config.pm
+++ b/lib/Slic3r/Config.pm
@@ -520,8 +520,8 @@ sub load {
         
         # handle legacy options
         next if $ignore{$key};
-        if ($key eq 'extrusion_width_ratio') {
-            $key = 'extrusion_width';
+        if ($key =~ /^(?:extrusion_width|bottom_layer_speed)_ratio$/) {
+            $key = $1;
             $val = $val =~ /^\d+(\.\d+)?$/ ? ($val*100) . "%" : 0;
         }